added unit test cases

SimplCommerce.sln

@@ -136,6 +136,10 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "SimplCommerce.Module.Paymen
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "SimplCommerce.Module.Checkouts", "src\Modules\SimplCommerce.Module.Checkouts\SimplCommerce.Module.Checkouts.csproj", "{4473538D-2BFA-4C53-B642-0D0DC4F16863}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SimplCommerce.Module.ProductComparison.Tests", "test\SimplCommerce.Module.ProductComparison.Tests\SimplCommerce.Module.ProductComparison.Tests.csproj", "{7C8B8D9F-4101-49B8-A633-C71FBEDCD3BC}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SimplCommerce.Module.ShippingFree.Tests", "test\SimplCommerce.Module.ShippingFree.Tests\SimplCommerce.Module.ShippingFree.Tests.csproj", "{FE71DD92-4A2C-4143-B714-91CF5D95645F}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -710,6 +714,30 @@ Global
 		{4473538D-2BFA-4C53-B642-0D0DC4F16863}.Release|x64.Build.0 = Release|Any CPU
 		{4473538D-2BFA-4C53-B642-0D0DC4F16863}.Release|x86.ActiveCfg = Release|Any CPU
 		{4473538D-2BFA-4C53-B642-0D0DC4F16863}.Release|x86.Build.0 = Release|Any CPU
+		{7C8B8D9F-4101-49B8-A633-C71FBEDCD3BC}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{7C8B8D9F-4101-49B8-A633-C71FBEDCD3BC}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{7C8B8D9F-4101-49B8-A633-C71FBEDCD3BC}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{7C8B8D9F-4101-49B8-A633-C71FBEDCD3BC}.Debug|x64.Build.0 = Debug|Any CPU
+		{7C8B8D9F-4101-49B8-A633-C71FBEDCD3BC}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{7C8B8D9F-4101-49B8-A633-C71FBEDCD3BC}.Debug|x86.Build.0 = Debug|Any CPU
+		{7C8B8D9F-4101-49B8-A633-C71FBEDCD3BC}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{7C8B8D9F-4101-49B8-A633-C71FBEDCD3BC}.Release|Any CPU.Build.0 = Release|Any CPU
+		{7C8B8D9F-4101-49B8-A633-C71FBEDCD3BC}.Release|x64.ActiveCfg = Release|Any CPU
+		{7C8B8D9F-4101-49B8-A633-C71FBEDCD3BC}.Release|x64.Build.0 = Release|Any CPU
+		{7C8B8D9F-4101-49B8-A633-C71FBEDCD3BC}.Release|x86.ActiveCfg = Release|Any CPU
+		{7C8B8D9F-4101-49B8-A633-C71FBEDCD3BC}.Release|x86.Build.0 = Release|Any CPU
+		{FE71DD92-4A2C-4143-B714-91CF5D95645F}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{FE71DD92-4A2C-4143-B714-91CF5D95645F}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{FE71DD92-4A2C-4143-B714-91CF5D95645F}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{FE71DD92-4A2C-4143-B714-91CF5D95645F}.Debug|x64.Build.0 = Debug|Any CPU
+		{FE71DD92-4A2C-4143-B714-91CF5D95645F}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{FE71DD92-4A2C-4143-B714-91CF5D95645F}.Debug|x86.Build.0 = Debug|Any CPU
+		{FE71DD92-4A2C-4143-B714-91CF5D95645F}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{FE71DD92-4A2C-4143-B714-91CF5D95645F}.Release|Any CPU.Build.0 = Release|Any CPU
+		{FE71DD92-4A2C-4143-B714-91CF5D95645F}.Release|x64.ActiveCfg = Release|Any CPU
+		{FE71DD92-4A2C-4143-B714-91CF5D95645F}.Release|x64.Build.0 = Release|Any CPU
+		{FE71DD92-4A2C-4143-B714-91CF5D95645F}.Release|x86.ActiveCfg = Release|Any CPU
+		{FE71DD92-4A2C-4143-B714-91CF5D95645F}.Release|x86.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -765,6 +793,8 @@ Global
 		{14586564-62CC-4117-AC1B-858ED53C2D6C} = {7EFA2FA7-32DD-4047-B021-50E77A83D714}
 		{E30CF10F-FABF-4917-8BEB-CB81E4CE2C92} = {7EFA2FA7-32DD-4047-B021-50E77A83D714}
 		{4473538D-2BFA-4C53-B642-0D0DC4F16863} = {7EFA2FA7-32DD-4047-B021-50E77A83D714}
+		{7C8B8D9F-4101-49B8-A633-C71FBEDCD3BC} = {D9FD9ABA-AE5E-4427-AA6B-6285BE2E212D}
+		{FE71DD92-4A2C-4143-B714-91CF5D95645F} = {D9FD9ABA-AE5E-4427-AA6B-6285BE2E212D}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {B9D0D8F0-1AB9-44DD-839F-ED8CEE7DDB10}

test/SimplCommerce.Module.Core.Tests/Services/WidgetInstanceServiceTests.cs

@@ -0,0 +1,61 @@
+using System;
+using System.Linq;
+using Moq;
+using SimplCommerce.Infrastructure.Data;
+using SimplCommerce.Module.Core.Models;
+using SimplCommerce.Module.Core.Services;
+using Xunit;
+
+namespace SimplCommerce.Module.Core.Tests.Services
+{
+    public class WidgetInstanceServiceTests
+    {
+        #region PositiveTestCases
+        [Fact]
+        public void GetPublished_ShouldReturnPublishedWidgetInstances()
+        {
+            // Arrange
+            var widgetInstances = new[]
+            {
+            new WidgetInstance { PublishStart = DateTimeOffset.Now.AddDays(-1), PublishEnd = DateTimeOffset.Now.AddDays(1) },
+            new WidgetInstance { PublishStart = DateTimeOffset.Now.AddDays(-2), PublishEnd = DateTimeOffset.Now.AddDays(2) }
+            };
+
+            var mockRepository = new Mock<IRepository<WidgetInstance>>();
+            mockRepository.Setup(x => x.Query()).Returns(widgetInstances.AsQueryable());
+
+            var widgetInstanceService = new WidgetInstanceService(mockRepository.Object);
+
+            // Act
+            var result = widgetInstanceService.GetPublished();
+
+            // Assert
+            Assert.Equal(widgetInstances.Length, result.Count());
+        }
+        #endregion
+
+        #region NegativeTestCases
+        [Fact]
+        public void GetPublished_ShouldNotReturnUnpublishedWidgetInstances()
+        {
+            // Arrange
+            var widgetInstances = new[]
+            {
+            new WidgetInstance { PublishStart = DateTimeOffset.Now.AddDays(1), PublishEnd = DateTimeOffset.Now.AddDays(2) },
+            new WidgetInstance { PublishStart = null, PublishEnd = DateTimeOffset.Now.AddDays(-1) },
+            };
+
+            var mockRepository = new Mock<IRepository<WidgetInstance>>();
+            mockRepository.Setup(x => x.Query()).Returns(widgetInstances.AsQueryable());
+
+            var widgetInstanceService = new WidgetInstanceService(mockRepository.Object);
+
+            // Act
+            var result = widgetInstanceService.GetPublished();
+
+            // Assert
+            Assert.Empty(result);
+        }
+        #endregion
+    }
+}

test/SimplCommerce.Module.Pricing.Tests/Controllers/CartRuleApiControllerTests.cs

@@ -0,0 +1,75 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Linq.Expressions;
+using System.Reflection;
+using System.Text;
+using System.Threading;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Query;
+using Moq;
+using SimplCommerce.Infrastructure.Data;
+using SimplCommerce.Infrastructure.Web.SmartTable;
+using SimplCommerce.Module.Catalog.Models;
+using SimplCommerce.Module.Pricing.Areas.Pricing.Controllers;
+using SimplCommerce.Module.Pricing.Areas.Pricing.ViewModels;
+using SimplCommerce.Module.Pricing.Models;
+using Xunit;
+namespace SimplCommerce.Module.Pricing.Tests.Controllers
+{
+    public class CartRuleApiControllerTests
+    {
+        [Fact]
+        public void List_ReturnsJsonResult()
+        {
+            // Arrange
+            var cartRuleRepositoryMock = new Mock<IRepository<CartRule>>();
+            var controller = new CartRuleApiController(cartRuleRepositoryMock.Object);
+            var smartTableParam = new SmartTableParam()
+            {
+                Pagination = new Pagination() { Start = 1, TotalItemCount = 1, Number = 1, NumberOfPages = 1 },
+                Search = new Search() { },
+                Sort = new Sort() { }
+            };
+            // Act
+            var result = controller.List(smartTableParam);
+            // Assert
+            Assert.IsType<JsonResult>(result);
+        }
+
+
+        [Fact]
+        public async Task Post_CreatesNewCartRule_WhenModelStateIsValid()
+        {
+            // Arrange
+            var cartRuleRepositoryMock = new Mock<IRepository<CartRule>>();
+            var controller = new CartRuleApiController(cartRuleRepositoryMock.Object);
+            var model = new CartRuleForm
+            {
+                Id = 1,
+                Name = "Test Cart Rule",
+                IsActive = true,
+                StartOn = DateTime.Now,
+                EndOn = DateTime.Now.AddDays(7),
+                IsCouponRequired = true,
+                RuleToApply = "Coupon",
+                DiscountAmount = 10,
+                DiscountStep = 2,
+                MaxDiscountAmount = 50,
+                UsageLimitPerCoupon = 100,
+                UsageLimitPerCustomer = 1
+            };
+            // Act
+            var result = await controller.Post(model);
+            // Assert
+            var createdAtActionResult = Assert.IsType<CreatedAtActionResult>(result);
+            Assert.Equal(nameof(CartRuleApiController.Get), createdAtActionResult.ActionName);
+            Assert.NotNull(createdAtActionResult.RouteValues["id"]);
+            cartRuleRepositoryMock.Verify(repo => repo.Add(It.IsAny<CartRule>()), Times.Once);
+            cartRuleRepositoryMock.Verify(repo => repo.SaveChangesAsync(), Times.Once);
+        }
+
+    }
+}

test/SimplCommerce.Module.Pricing.Tests/Controllers/CartRuleUsageApiControllerTests.cs

@@ -0,0 +1,123 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text.Json.Nodes;
+using Microsoft.AspNetCore.Mvc;
+using Moq;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
+using SimplCommerce.Infrastructure.Data;
+using SimplCommerce.Infrastructure.Web.SmartTable;
+using SimplCommerce.Module.Core.Models;
+using SimplCommerce.Module.Pricing.Areas.Pricing.Controllers;
+using SimplCommerce.Module.Pricing.Models;
+using Xunit;
+
+namespace SimplCommerce.Module.Pricing.Tests.Controllers
+{
+    public class CartRuleUsageApiControllerTests
+    {
+
+        [Fact]
+        public void List_ReturnsJsonResult()
+        {
+            // Arrange
+            var cartRuleUsageRepositoryMock = new Mock<IRepository<CartRuleUsage>>();
+            var controller = new CartRuleUsageApiController(cartRuleUsageRepositoryMock.Object);
+            var smartTableParam = new SmartTableParam() { Pagination = new Pagination() { }, Search = new Search() { }, Sort = new Sort() };
+
+            // Act
+            var result = controller.List(smartTableParam);
+
+            // Assert
+            Assert.IsType<JsonResult>(result);
+        }
+
+        [Fact]
+        public void List_ShouldReturnCorrectData()
+        {
+            // Arrange
+            var cartRuleUsageRepositoryMock = new Mock<IRepository<CartRuleUsage>>();
+            var controller = new CartRuleUsageApiController(cartRuleUsageRepositoryMock.Object);
+
+            var smartTableParam = new SmartTableParam()
+            {
+                Pagination = new Pagination() { },
+                Search = new Search
+                {
+
+                    PredicateObject = new JObject()
+                },
+                Sort = new Sort() { }
+            };
+            smartTableParam.Search.PredicateObject.Add("RuleName", "TestRule");
+            smartTableParam.Search.PredicateObject.Add("CouponCode", "TestCoupon");
+            smartTableParam.Search.PredicateObject.Add("FullName", "TestUser");
+            smartTableParam.Search.PredicateObject.Add("CreatedOn", new JObject
+            {
+                { "after" , DateTimeOffset.Now.AddDays(-7)},
+                { "before" , DateTimeOffset.Now}
+            });
+
+            // Mocking the IQueryable<CartRuleUsage>
+            var cartRuleUsageData = new List<CartRuleUsage>
+            {
+                new CartRuleUsage
+                {
+                    CartRuleId = 101,
+                    CartRule = new CartRule { Name = "TestRule" },
+                    UserId = 201,
+                    User = new User { FullName = "TestUser" },
+                    Coupon = new Coupon { Code = "TestCoupon" },
+                    OrderId = 301,
+                    CreatedOn = DateTimeOffset.Now.AddDays(-5)
+                },
+                // Add more data as needed for testing different scenarios
+            }.AsQueryable();
+
+            cartRuleUsageRepositoryMock.Setup(r => r.Query()).Returns(cartRuleUsageData);
+
+            // Act
+            var result = controller.List(smartTableParam);
+
+            // Assert
+            var jsonResult = Assert.IsType<JsonResult>(result);
+            //var cartRuleUsages = Assert.IsType<SmartTableResult<searchobject>>(jsonResult.Value);
+
+            // Add more assertions based on your expectations for the result
+            Assert.NotNull(jsonResult.Value);
+            var serializeobj = JsonConvert.SerializeObject(jsonResult.Value);
+            var deserializeobj = JsonConvert.DeserializeObject<searchObject>(serializeobj);
+            Assert.Equal("TestRule", deserializeobj.Items[0].CartRuleName);
+            Assert.Equal("TestUser", deserializeobj.Items[0].FullName);
+            Assert.Equal("TestCoupon", deserializeobj.Items[0].CouponCode);
+            Assert.Equal(101, deserializeobj.Items[0].CartRuleId);
+            Assert.Equal(201, deserializeobj.Items[0].UserId);
+            Assert.Equal(301, deserializeobj.Items[0].OrderId);
+
+        }
+        public class Itemsobject
+        {
+            public long Id { get; set; }
+            public long CartRuleId { get; set; }
+            public string CartRuleName { get; set; }
+            public long UserId { get; set; }
+            public string FullName { get; set; }
+            public string CouponCode { get; set; }
+            public long OrderId { get; set; }
+            public DateTimeOffset CreatedOn { get; set; }
+
+
+        }
+        public class searchObject
+        {
+            public List<Itemsobject> Items { get; set; }
+            public int NumberOfPages { get; set; }
+            public int TotalRecord { get; set; }
+
+        }
+
+
+    }
+}
+